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  <title>Document</title>
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  <script>
    function Pig(uname,age){
      this.uname=uname
      this.age=age
    }
    const pig1=new Pig("佩奇",6)
    const pig2=new Pig("乔治",3)
    console.log(pig1)
    console.log(pig2)
  </script>
</body>
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